Principal Data Modeler

Fidelity; Westlake (TX); On-site; USD 120,000 - 190,000; Full time

Job summary

Fidelity Investments seeks a Principal Data Modeler for Workplace Investments to design scalable data models across enterprise OLTP and analytical platforms. You will guide modeling standards, support modernization projects, and collaborate with engineering, product, and architecture to ensure alignment with governance and taxonomy.

Leverage 8-10+ years of experience in dimensional modeling, 3NF, and cloud migration, applying ANSI SQL and industry tools like Erwin or PowerDesigner.

Qualifications

• 8-10+ years of enterprise data modeling experience (conceptual to 3NF).
• Experience with OLTP and analytical platforms; cloud migration experience.
• Strong SQL ability and modeling tool proficiency (Erwin/PowerDesigner/Oracle Designer).
• Ability to translate business requirements into robust data models and mentor others.

Responsibilities

• Design scalable, well-documented data models aligned with WI Data Strategy.
• Influence technical decisions and set modeling standards across teams.
• Collaborate with Engineering, Product, and Architecture to meet governance and taxonomy goals.

Skills

Data modeling

OLTP modeling

Analytical platforms

ANSI SQL

Modeling tools

Cloud migration

Mentoring

Communication

Tools

Erwin

PowerDesigner

Oracle Designer

Job description

Fidelity will not provide immigration sponsorship for this position.

Job Description:

The Role

Are you prepared to deliver an outstanding impact? As a Principal Data Modeler supporting Workplace Investments, you will apply hands-on data modeling skills across important business and technology initiatives. Join us in building scalable, flexible, and thoroughly documented data models that correspond with our WI Data Strategy and Enterprise Data Taxonomy. Your efforts will guide technical decisions, define modeling standards, and support modernization projects!

The Expertise and Skills You Bring

• 8-10+ years of experience in conceptual, logical, physical, relational, dimensional, and 3NF data modeling for enterprise OLTP and analytical platforms
• Good experience with conceptual, logical, physical, 3NF, relational, and dimensional modeling.
• Experience designing models for enterprise OLTP and analytical platforms.
• Experience with legacy data modernization and cloud migration.
• Knowledge of data architecture, governance, metadata, and data quality practices.
• Ability to influence collaborators and translate business requirements into effective data models.
• Strong SQL skills, preferably ANSI SQL.
• Experience with modeling tools such as Erwin, PowerDesigner, Oracle Designer, or similar.
• Snowflake experience is a plus.
• Good communication, collaboration, and mentoring skills.
• Ability to work independently across multiple agile engineering teams.
  

The Team

At Fidelity Investments, the WI Data Engineering Data Modeling team is dedicated to building scalable, resilient, and well-governed data solutions that enable business success. We partner closely with Engineering, Product, Architecture, and business teams to design high-quality data models and databases aligned with enterprise data governance, taxonomy, and architecture standards. We promote innovation, collaboration, and the adoption of industry best practices while continuously evolving our processes, standards, and technologies to meet changing business needs. With a strong commitment to our clients and a culture that values learning, mentorship, and professional growth, we believe our greatest strength is our people.

Fidelity’s Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:

Category: Information Technology

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.